811647920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{441113}}^1$

素因数の和:441149

約数の個数: 40

約数和(自身を含む): 1969132896

約数和(自身を除く): 1157484976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 441113, 882226, 1764452, 2205565, 3528904, 4411130, 7057808, 8822260, 10145599, 17644520, 20291198, 35289040, 40582396, 50727995, 81164792, 101455990, 162329584, 202911980, 405823960, 811647920]

約数ペア:

[(1, 811647920), (2, 405823960), (4, 202911980), (5, 162329584), (8, 101455990), (10, 81164792), (16, 50727995), (20, 40582396), (23, 35289040), (40, 20291198), (46, 17644520), (80, 10145599), (92, 8822260), (115, 7057808), (184, 4411130), (230, 3528904), (368, 2205565), (460, 1764452), (920, 882226), (1840, 441113)]